Question

♥︎ ʷʰᵃᵗ ᵃʳᵉ ᵉⁿʲᵃʸᵉᵐˢ...... ᵍⁱᵛᵉ ᵒⁿᵉ ᵉˣᵃᵐᵖˡᵉ ♥︎​

Answer 1

Explanation:

chemical substances that act as bio - catalysts, they speed up the chemical reactions. they remain unchanged at the end of the reactions. example are salivary amylase in mouth and pepsin in stomach are called enzymes.